The Print button in the "3-bar" Firefox menu button drop-down list opens the Print Preview window. You can click the Print button in the Print Preview window or use the Print item in the File menu (File > Print) or use the Ctrl+P shortcut to have access to the print selection item and other print setup options. * Tap the Alt key or press F10 to show the Menu bar. See also: *Universal Print: https://addons.mozilla.org/firefox/addon/universal-print/